| /* |
| * Copyright (C) 2007, 2008 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #import "WebDragClient.h" |
| |
| #import "WebArchive.h" |
| #import "WebDOMOperations.h" |
| #import "WebFrame.h" |
| #import "WebFrameInternal.h" |
| #import "WebHTMLViewInternal.h" |
| #import "WebHTMLViewPrivate.h" |
| #import "WebKitLogging.h" |
| #import "WebKitNSStringExtras.h" |
| #import "WebNSPasteboardExtras.h" |
| #import "WebNSURLExtras.h" |
| #import "WebStringTruncator.h" |
| #import "WebUIDelegate.h" |
| #import "WebUIDelegatePrivate.h" |
| #import "WebViewInternal.h" |
| #import <WebCore/ClipboardMac.h> |
| #import <WebCore/DragData.h> |
| #import <WebCore/Editor.h> |
| #import <WebCore/EditorClient.h> |
| #import <WebCore/EventHandler.h> |
| #import <WebCore/Frame.h> |
| #import <WebCore/FrameView.h> |
| #import <WebCore/Image.h> |
| #import <WebCore/Page.h> |
| |
| using namespace WebCore; |
| |
| WebDragClient::WebDragClient(WebView* webView) |
| : m_webView(webView) |
| { |
| } |
| |
| static WebHTMLView *getTopHTMLView(Frame* frame) |
| { |
| ASSERT(frame); |
| ASSERT(frame->page()); |
| return (WebHTMLView*)[[kit(frame->page()->mainFrame()) frameView] documentView]; |
| } |
| |
| WebCore::DragDestinationAction WebDragClient::actionMaskForDrag(WebCore::DragData* dragData) |
| { |
| return (WebCore::DragDestinationAction)[[m_webView _UIDelegateForwarder] webView:m_webView dragDestinationActionMaskForDraggingInfo:dragData->platformData()]; |
| } |
| |
| void WebDragClient::willPerformDragDestinationAction(WebCore::DragDestinationAction action, WebCore::DragData* dragData) |
| { |
| [[m_webView _UIDelegateForwarder] webView:m_webView willPerformDragDestinationAction:(WebDragDestinationAction)action forDraggingInfo:dragData->platformData()]; |
| } |
| |
| |
| WebCore::DragSourceAction WebDragClient::dragSourceActionMaskForPoint(const IntPoint& windowPoint) |
| { |
| NSPoint viewPoint = [m_webView convertPoint:windowPoint fromView:nil]; |
| return (DragSourceAction)[[m_webView _UIDelegateForwarder] webView:m_webView dragSourceActionMaskForPoint:viewPoint]; |
| } |
| |
| void WebDragClient::willPerformDragSourceAction(WebCore::DragSourceAction action, const WebCore::IntPoint& mouseDownPoint, WebCore::Clipboard* clipboard) |
| { |
| ASSERT(clipboard); |
| [[m_webView _UIDelegateForwarder] webView:m_webView willPerformDragSourceAction:(WebDragSourceAction)action fromPoint:mouseDownPoint withPasteboard:static_cast<WebCore::ClipboardMac*>(clipboard)->pasteboard()]; |
| } |
| |
| void WebDragClient::startDrag(DragImageRef dragImage, const IntPoint& at, const IntPoint& eventPos, Clipboard* clipboard, Frame* frame, bool linkDrag) |
| { |
| if (!frame) |
| return; |
| ASSERT(clipboard); |
| RetainPtr<WebHTMLView> htmlView = (WebHTMLView*)[[kit(frame) frameView] documentView]; |
| if (![htmlView.get() isKindOfClass:[WebHTMLView class]]) |
| return; |
| |
| NSEvent *event = linkDrag ? frame->eventHandler()->currentNSEvent() : [htmlView.get() _mouseDownEvent]; |
| WebHTMLView* topHTMLView = getTopHTMLView(frame); |
| RetainPtr<WebHTMLView> topViewProtector = topHTMLView; |
| |
| [topHTMLView _stopAutoscrollTimer]; |
| NSPasteboard *pasteboard = static_cast<ClipboardMac*>(clipboard)->pasteboard(); |
| |
| NSImage *dragNSImage = dragImage.get(); |
| WebHTMLView *sourceHTMLView = htmlView.get(); |
| |
| id delegate = [m_webView UIDelegate]; |
| SEL selector = @selector(webView:dragImage:at:offset:event:pasteboard:source:slideBack:forView:); |
| if ([delegate respondsToSelector:selector]) { |
| if ([m_webView _catchesDelegateExceptions]) { |
| @try { |
| [delegate webView:m_webView dragImage:dragNSImage at:at offset:NSZeroSize event:event pasteboard:pasteboard source:sourceHTMLView slideBack:YES forView:topHTMLView]; |
| } @catch (id exception) { |
| ReportDiscardedDelegateException(selector, exception); |
| } |
| } else |
| [delegate webView:m_webView dragImage:dragNSImage at:at offset:NSZeroSize event:event pasteboard:pasteboard source:sourceHTMLView slideBack:YES forView:topHTMLView]; |
| } else |
| [topHTMLView dragImage:dragNSImage at:at offset:NSZeroSize event:event pasteboard:pasteboard source:sourceHTMLView slideBack:YES]; |
| } |
| |
| void WebDragClient::declareAndWriteDragImage(NSPasteboard* pasteboard, DOMElement* element, NSURL* URL, NSString* title, WebCore::Frame* frame) |
| { |
| ASSERT(pasteboard); |
| ASSERT(element); |
| WebHTMLView *source = getTopHTMLView(frame); |
| WebArchive *archive = [element webArchive]; |
| |
| [pasteboard _web_declareAndWriteDragImageForElement:element URL:URL title:title archive:archive source:source]; |
| } |
| |
| void WebDragClient::dragControllerDestroyed() |
| { |
| delete this; |
| } |